Jenkins up to 2.121.1/2.132 BuildTimelineWidget.java cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Jenkins up to 2.121.1/2.132. This impacts an unknown function of the file BuildTimelineWidget.java. Performing a manipulation results in cross site scripting. This vulnerability is cataloged as CVE-2018-1999005. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Jenkins up to 2.121.1/2.132 (Continuous Integration Software). It has been classified as problematic. This affects an unknown functionality of the file BuildTimelineWidget.java. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

A cross-site scripting vulnerability exists in Jenkins 2.132 and earlier, 2.121.1 and earlier in BuildTimelineWidget.java, BuildTimelineWidget/control.jelly that allows attackers with Job/Configure permission to define JavaScript that would be executed in another user's browser when that other user performs some UI actions.

The bug was discovered 07/18/2018. The weakness was shared 07/23/2018 (Website). The advisory is shared at jenkins.io. This vulnerability is uniquely identified as CVE-2018-1999005 since 07/23/2018. It is possible to initiate the attack remotely. The successful exploitation needs a authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 111176 (FreeBSD : jenkins -- multiple vulnerabilities (20a1881e-8a9e-11e8-bddf-d017c2ca229d)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13217 (Jenkins Arbitrary File Access Vulnerability).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (111176). The entries VDB-122105, VDB-122106, VDB-122107 and VDB-122108 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Continuous Integration Software

Name

• Jenkins

Version

• 2.121.0
• 2.121.1
• 2.132

License

• open-source

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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